INTERPUBLIC GROUP OF CO INC

CUSIP: 460690803 Class: CONV PRF

ADVENT CAPITAL MANAGEMENT /DE/'s Holding History (CIK: 0001097278)

Note: Option positions (PUT/CALL) are excluded.

Q3 2013
Shares 24,176,000 Value ($000) $32,330 Avg Close — Range —
Q2 2013
Shares 23,702 Value ($000) $29,796 Avg Close — Range —